/*
 * MIT License
 *
 * Copyright (c) 2023 北京凯特伟业科技有限公司
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.je.bpm.engine.impl.delegate;

import com.je.bpm.core.model.FieldExtension;
import com.je.bpm.core.model.MessageEventDefinition;
import com.je.bpm.core.model.event.Event;
import com.je.bpm.engine.delegate.Expression;
import com.je.bpm.engine.impl.bpmn.parser.FieldDeclaration;
import com.je.bpm.engine.impl.el.ExpressionManager;
import com.je.bpm.engine.impl.el.FixedValue;
import org.apache.commons.lang3.StringUtils;

import java.util.ArrayList;
import java.util.List;

public class BpmnMessagePayloadMappingProviderFactory implements MessagePayloadMappingProviderFactory {

    @Override
    public MessagePayloadMappingProvider create(Event bpmnEvent, MessageEventDefinition messageEventDefinition, ExpressionManager expressionManager) {
        List<FieldDeclaration> fieldDeclarations = createFieldDeclarations(messageEventDefinition.getFieldExtensions(),expressionManager);
        return new BpmnMessagePayloadMappingProvider(fieldDeclarations);
    }

    public List<FieldDeclaration> createFieldDeclarations(List<FieldExtension> fieldList, ExpressionManager expressionManager) {
        List<FieldDeclaration> fieldDeclarations = new ArrayList<FieldDeclaration>();
        for (FieldExtension fieldExtension : fieldList) {
            FieldDeclaration fieldDeclaration = null;
            if (StringUtils.isNotEmpty(fieldExtension.getExpression())) {
                fieldDeclaration = new FieldDeclaration(fieldExtension.getFieldName(), Expression.class.getName(), expressionManager.createExpression(fieldExtension.getExpression()));
            } else {
                fieldDeclaration = new FieldDeclaration(fieldExtension.getFieldName(), Expression.class.getName(), new FixedValue(fieldExtension.getStringValue()));
            }

            fieldDeclarations.add(fieldDeclaration);
        }
        return fieldDeclarations;
    }

}
